syzkaller login: [ 46.033946] ------------[ cut here ]------------ [ 46.035020] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.037294] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.039003] Modules linked in: [ 46.039742] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.042037] Tainted: [W]=WARN [ 46.042731] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.044449] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.045522] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.049185] RSP: 0018:ffff88801515fbc0 EFLAGS: 00010286 [ 46.050299] RAX: 0000000000000000 RBX: ffffed1002a2bf78 RCX: ffffffff813a4050 [ 46.051771] RDX: ffff88801a50d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.053264] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a2bf2f [ 46.054744] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.056218] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801515fdf8 [ 46.057533] FS: 00007f4b090fc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.058992] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.060062] CR2: 00007fff51888ef8 CR3: 000000000b81d000 CR4: 0000000000350ef0 [ 46.061368] Call Trace: [ 46.061880] [ 46.062297] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.063203] ? __create_object+0x59/0x80 [ 46.063990] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.065099] __vmalloc_noprof+0x59/0x60 [ 46.065985] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.067013] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.068095] bpf_prog_alloc+0x39/0x200 [ 46.068967] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.070048] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.071099] do_seccomp+0x349/0x25e0 [ 46.071861] ? find_held_lock+0x2b/0x80 [ 46.072634] ? do_prlimit+0x310/0x610 [ 46.073320] ? __pfx_do_seccomp+0x10/0x10 [ 46.074095] ? do_raw_spin_unlock+0x53/0x220 [ 46.074902] ? _raw_spin_unlock+0x1e/0x40 [ 46.075727] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.076686] ? static_key_count+0x60/0x80 [ 46.077439] prctl_set_seccomp+0x4e/0x70 [ 46.078231] __do_sys_prctl+0xe6c/0x1d70 [ 46.079018] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.079881] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.080864] ? irqentry_exit+0xf3/0x650 [ 46.081633] do_syscall_64+0xbf/0x430 [ 46.082333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.083287] RIP: 0033:0x7f4b095ee5cd [ 46.083990] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.087203] RSP: 002b:00007fff51887830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.088578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4b095ee5cd [ 46.089873] RDX: 0000563a38c1ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.091163] RBP: 00007fff51887890 R08: 0000000000000000 R09: 00007fff51886f30 [ 46.092508] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a6b3f1ad0 [ 46.093786] R13: 00007fff51887cc0 R14: 0000563a6b3f2bc0 R15: 0000563a6b403780 [ 46.095127] [ 46.095629] irq event stamp: 1787 [ 46.096238] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 46.097939] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 46.099489] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 46.101019] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 46.102512] ---[ end trace 0000000000000000 ]--- [ 49.367040] ------------[ cut here ]------------ [ 49.367958] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.369943] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.371388] Modules linked in: [ 49.372028] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.374029] Tainted: [W]=WARN [ 49.374637] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.376120] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.377062] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.380245] RSP: 0018:ffff8880167dfbc0 EFLAGS: 00010286 [ 49.381224] RAX: 0000000000000000 RBX: ffffed1002cfbf78 RCX: ffffffff813a4050 [ 49.382505] RDX: ffff888019288000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.383774] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cfbf2f [ 49.385076] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.386357] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167dfdf8 [ 49.387636] FS: 00007f3655081900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.389093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.390151] CR2: 00007f3655573580 CR3: 000000001f34d000 CR4: 0000000000350ef0 [ 49.391431] Call Trace: [ 49.391938] [ 49.392362] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.393266] ? __create_object+0x59/0x80 [ 49.394048] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.395015] __vmalloc_noprof+0x59/0x60 [ 49.395771] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.396657] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.397590] bpf_prog_alloc+0x39/0x200 [ 49.398292] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.399217] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.400094] do_seccomp+0x349/0x25e0 [ 49.400839] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.401744] ? __pfx_do_seccomp+0x10/0x10 [ 49.402538] ? find_held_lock+0x2b/0x80 [ 49.403256] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.404245] ? static_key_count+0x60/0x80 [ 49.405034] prctl_set_seccomp+0x4e/0x70 [ 49.405801] __do_sys_prctl+0xe6c/0x1d70 [ 49.406593] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.407414] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.408383] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.409345] ? irqentry_exit+0xf3/0x650 [ 49.410119] do_syscall_64+0xbf/0x430 [ 49.410857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.411822] RIP: 0033:0x7f36555735cd [ 49.412550] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.415698] RSP: 002b:00007ffcb9dcc400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.417079] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f36555735cd [ 49.418360] RDX: 0000564b09e8ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.419637] RBP: 00007ffcb9dcc460 R08: 0000000000000000 R09: 00007ffcb9dcbb00 [ 49.420928] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b1e08fad0 [ 49.422210] R13: 00007ffcb9dcc890 R14: 0000564b1e090bc0 R15: 0000564b1e0a1780 [ 49.423511] [ 49.423944] irq event stamp: 1751 [ 49.424617] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 49.426164] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 49.427671] softirqs last enabled at (1306): [] handle_softirqs+0x50c/0x770 [ 49.429219] softirqs last disabled at (1301): [] __irq_exit_rcu+0xc4/0x100 [ 49.430748] ---[ end trace 0000000000000000 ]--- [ 50.251618] ------------[ cut here ]------------ [ 50.252549] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.254557] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.255973] Modules linked in: [ 50.256857] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.258929] Tainted: [W]=WARN [ 50.259550] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.261055] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.261976] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.265172] RSP: 0018:ffff888017607bc0 EFLAGS: 00010286 [ 50.266150] RAX: 0000000000000000 RBX: ffffed1002ec0f78 RCX: ffffffff813a4050 [ 50.267444] RDX: ffff888017581bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.268789] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec0f2f [ 50.270070] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.271380] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017607df8 [ 50.272684] FS: 00007effb453a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.274137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.275212] CR2: 00007ffc45540ef8 CR3: 000000001f879000 CR4: 0000000000350ef0 [ 50.276513] Call Trace: [ 50.276985] [ 50.277393] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.278286] ? __create_object+0x59/0x80 [ 50.279069] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.280057] __vmalloc_noprof+0x59/0x60 [ 50.280839] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.281729] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.282669] bpf_prog_alloc+0x39/0x200 [ 50.283370] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.284296] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.285218] do_seccomp+0x349/0x25e0 [ 50.285942] ? find_held_lock+0x2b/0x80 [ 50.286705] ? do_prlimit+0x310/0x610 [ 50.287403] ? __pfx_do_seccomp+0x10/0x10 [ 50.288211] ? do_raw_spin_unlock+0x53/0x220 [ 50.289057] ? _raw_spin_unlock+0x1e/0x40 [ 50.289841] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.290837] ? static_key_count+0x60/0x80 [ 50.291655] prctl_set_seccomp+0x4e/0x70 [ 50.292409] __do_sys_prctl+0xe6c/0x1d70 [ 50.293202] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.294060] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.295026] ? irqentry_exit+0xf3/0x650 [ 50.295799] do_syscall_64+0xbf/0x430 [ 50.296549] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.297445] RIP: 0033:0x7effb4a2c5cd [ 50.298161] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.301326] RSP: 002b:00007ffc4553fc20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.302702] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007effb4a2c5cd [ 50.303983] RDX: 000055687de67e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.305299] RBP: 00007ffc4553fc80 R08: 0000000000000000 R09: 00007ffc4553f320 [ 50.306586] R10: 0000000000000000 R11: 0000000000000246 R12: 00005568ae9b9ad0 [ 50.307886] R13: 00007ffc455400b0 R14: 00005568ae9babc0 R15: 00005568ae9cb780 [ 50.309208] [ 50.309688] irq event stamp: 1851 [ 50.310296] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 50.311821] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 50.313373] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 50.314916] softirqs last disabled at (1887): [] __irq_exit_rcu+0xc4/0x100 [ 50.316460] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5138' (ECDSA) to the list of known hosts. 2025/11/18 11:53:00 fuzzer started 2025/11/18 11:53:00 dialing manager at localhost:34383 2025/11/18 11:53:00 checking machine... 2025/11/18 11:53:00 checking revisions... [ 51.262270] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:53:00 testing simple program... [ 51.339271] cgroup: Unknown subsys name 'net' [ 51.401983] cgroup: Unknown subsys name 'cpuset' [ 51.414913] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:52:59 Registers: info registers vcpu 0 RAX=ffffffff8664bc84 RBX=00007f3655574477 RCX=ffffffff812099a2 RDX=ffff888019289bc0 RSI=ffffffff812099b0 RDI=0000000000000007 RBP=00007f3655574477 RSP=ffff88801751f8c0 R8 =ffffffff869d8196 R9 =0000000000000000 R10=00007f3655574000 R11=0000000000000003 R12=0000000000000000 R13=0000000000000000 R14=ffff888019289bc0 R15=0000000000000dc0 RIP=ffffffff81439c42 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f3655081900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f3655636650 CR3=000000001f303000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000033117 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000564b1e08c218 CR3=000000000c3f5000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=4d888a99858a9fb4914bd0402aafbe9f XMM02=00000000003040e0eff9b2d0a8fce9cb XMM03=00000000003041b02c67c8bc2e329bc3 XMM04=0a0ec467e76c7b4900000000000ae988 XMM05=50a23aa86efb0e740000000000320d88 XMM06=474038aa6c007e1f000000000031ff28 XMM07=e042d86d42eb936e0000000000310240 XMM08=0f0d3227e7c722c700000000003041b0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000